20740804576

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1657673}}^1$

素因数の和:1657723

約数の個数: 48

約数和(自身を含む): 45115255584

約数和(自身を除く): 24374451008

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1564, 3128, 6256, 12512, 1657673, 3315346, 6630692, 13261384, 26522768, 28180441, 38126479, 53045536, 56360882, 76252958, 112721764, 152505916, 225443528, 305011832, 450887056, 610023664, 648150143, 901774112, 1220047328, 1296300286, 2592600572, 5185201144, 10370402288, 20740804576]

約数ペア:

[(1, 20740804576), (2, 10370402288), (4, 5185201144), (8, 2592600572), (16, 1296300286), (17, 1220047328), (23, 901774112), (32, 648150143), (34, 610023664), (46, 450887056), (68, 305011832), (92, 225443528), (136, 152505916), (184, 112721764), (272, 76252958), (368, 56360882), (391, 53045536), (544, 38126479), (736, 28180441), (782, 26522768), (1564, 13261384), (3128, 6630692), (6256, 3315346), (12512, 1657673)]